Improvement in milk-coolers



R. C. GREENE.

MILK-COOLER.

No. 191,849. Patented J'unelZ, 1877..

VENTIIII N. PETERS. PHDTD-LVTHOGRAFHER. WASHINGTON. D C.

BY I

. spondin g parts.

UNITED STATES PATENT OFFICE.

ROLLIN O. GREENE, OF POTSDAM, NEW YORK, ASSIGNOR TO HIMSELF AND NATHAN P. GHANEY, OF SAME PLACE.

IMPROVEMENT IN MlLK-COOLERS.

Specification-forming part of Letters Patent No. 19] ,849, dated June 12 1877; application filed December 18, 1876.

To an whom it may concern taken through the line or m, Fig. 1. Fig. 3 is a vertical cross-section of through the line 3 y, Fig. 2.

Similar letters of reference indicate correthe same, taken The object of this invention is to furnish an improved milk-pan, which shall be so constructed as to enable the milk while in the pan to be cooled or warmed, as may be required.

The invention consists in a milk-pan, having a top tank, a surrounding air-chamber, and a bottom tank, as will be hereinafter more fully described, and then pointed out in the claims. 7

A represents the milk-pan, the upper part of which is surrounded with a tank, B. The tankB is attached at itsinner side to the pan A, and is further supported by bars b attached to its outer edge, and to the pan A. The tank B is supplied with an overflow-pipe, b and with one or more outlet-pipes, b The pan A is surrounded with an air-chamber, c, extending from the tank B to the bottom of the pan A, and the bottom of which may be open or closed, as may be desired. The pan A is attached to a frame, D, to suspend it and raise it to a convenient height, and upon the crossbars of which, directly beneath the bottom of the pan A, is placed a tank, E, for cooling or warming the pan A, as may he required.

The pan A is provided with a cover, F, which may be made air-tight or not, as may be desired. G is a-tank designed to be set upon one corner of the pan, and from which water may be allowed to flow into the tank B, through pose set forth.

ROLLIN G. GREENE. Witnesses:

S. O. CRANE,

W. M. HAWKINS. 

